2.4.0.8 Html 208 295 1 true 59 0 false 5 false false R1.htm 0001000 - Document - Document and Entity Information Document Sheet http://www.regencygasservices.com/role/DocumentAndEntityInformationDocument Document and Entity Information Document true false R2.htm 1001000 - Statement - Condensed Consolidated Balance Sheets Sheet http://www.regencygasservices.com/role/CondensedConsolidatedBalanceSheets Condensed Consolidated Balance Sheets false false R3.htm 1001501 - Statement - Condensed Consolidated Balance Sheets Balance Sheet (Paranthetical) Sheet http://www.regencygasservices.com/role/CondensedConsolidatedBalanceSheetsBalanceSheetParanthetical Condensed Consolidated Balance Sheets Balance Sheet (Paranthetical) false false R4.htm 1002000 - Statement - Condensed Consolidated Statements Of Operations Sheet http://www.regencygasservices.com/role/CondensedConsolidatedStatementsOfOperations Condensed Consolidated Statements Of Operations false false R5.htm 1002501 - Statement - Condensed Consolidated Statements Of Operations Statements of Operations (Paranthetical) Sheet http://www.regencygasservices.com/role/CondensedConsolidatedStatementsOfOperationsStatementsOfOperationsParanthetical Condensed Consolidated Statements Of Operations Statements of Operations (Paranthetical) false false R6.htm 1003000 - Statement - Condensed Consolidated Statements Of Comprehensive Income Sheet http://www.regencygasservices.com/role/CondensedConsolidatedStatementsOfComprehensiveIncome Condensed Consolidated Statements Of Comprehensive Income false false R7.htm 1004000 - Statement - Condensed Consolidated Statements Of Cash Flows Sheet http://www.regencygasservices.com/role/CondensedConsolidatedStatementsOfCashFlows Condensed Consolidated Statements Of Cash Flows false false R8.htm 1005000 - Statement - Condensed Consolidated Statement of Partners' Capital and Noncontrolling Interest Sheet http://www.regencygasservices.com/role/CondensedConsolidatedStatementOfPartnersCapitalAndNoncontrollingInterest Condensed Consolidated Statement of Partners' Capital and Noncontrolling Interest false false R9.htm 2101100 - Disclosure - Organization And Summary Of Significant Accounting Policies Sheet http://www.regencygasservices.com/role/OrganizationAndSummaryOfSignificantAccountingPolicies Organization And Summary Of Significant Accounting Policies false false R10.htm 2102100 - Disclosure - Partners' Capital and Distributions (Notes) Notes http://www.regencygasservices.com/role/PartnersCapitalAndDistributionsNotes Partners' Capital and Distributions (Notes) false false R11.htm 2103100 - Disclosure - Income (Loss) Per Limited Partner Unit Sheet http://www.regencygasservices.com/role/IncomeLossPerLimitedPartnerUnit Income (Loss) Per Limited Partner Unit false false R12.htm 2104100 - Disclosure - Investment In Unconsolidated Affiliates Sheet http://www.regencygasservices.com/role/InvestmentInUnconsolidatedAffiliates Investment In Unconsolidated Affiliates false false R13.htm 2105100 - Disclosure - Derivative Instruments Sheet http://www.regencygasservices.com/role/DerivativeInstruments Derivative Instruments false false R14.htm 2106100 - Disclosure - Long-Term Debt Sheet http://www.regencygasservices.com/role/LongTermDebt Long-Term Debt false false R15.htm 2108100 - Disclosure - Commitments And Contingencies Sheet http://www.regencygasservices.com/role/CommitmentsAndContingencies Commitments And Contingencies false false R16.htm 2109100 - Disclosure - Series A Preferred Units (Notes) Notes http://www.regencygasservices.com/role/SeriesPreferredUnitsNotes Series A Preferred Units (Notes) false false R17.htm 2110100 - Disclosure - Related Party Transactions Sheet http://www.regencygasservices.com/role/RelatedPartyTransactions Related Party Transactions false false R18.htm 2111100 - Disclosure - Segment Information Sheet http://www.regencygasservices.com/role/SegmentInformation Segment Information false false R19.htm 2112100 - Disclosure - Equity-Based Compensation Sheet http://www.regencygasservices.com/role/EquityBasedCompensation Equity-Based Compensation false false R20.htm 2113100 - Disclosure - Fair Value Measures Sheet http://www.regencygasservices.com/role/FairValueMeasures Fair Value Measures false false R21.htm 2201201 - Disclosure - Organization And Summary Of Significant Accounting Policies (Policy) Sheet http://www.regencygasservices.com/role/OrganizationAndSummaryOfSignificantAccountingPoliciesPolicy Organization And Summary Of Significant Accounting Policies (Policy) false false R22.htm 2301302 - Disclosure - Organization And Summary Of Significant Accounting Policies (Tables) Sheet http://www.regencygasservices.com/role/OrganizationAndSummaryOfSignificantAccountingPoliciesTables Organization And Summary Of Significant Accounting Policies (Tables) false false R23.htm 2302301 - Disclosure - Partners' Capital and Distributions (Tables) Sheet http://www.regencygasservices.com/role/PartnersCapitalAndDistributionsTables Partners' Capital and Distributions (Tables) false false R24.htm 2303301 - Disclosure - Income (Loss) Per Limited Partner Unit (Tables) Sheet http://www.regencygasservices.com/role/IncomeLossPerLimitedPartnerUnitTables Income (Loss) Per Limited Partner Unit (Tables) false false R25.htm 2304301 - Disclosure - Investment In Unconsolidated Affiliates (Tables) Sheet http://www.regencygasservices.com/role/InvestmentInUnconsolidatedAffiliatesTables Investment In Unconsolidated Affiliates (Tables) false false R26.htm 2305301 - Disclosure - Derivative Instruments (Tables) Sheet http://www.regencygasservices.com/role/DerivativeInstrumentsTables Derivative Instruments (Tables) false false R27.htm 2306301 - Disclosure - Long-Term Debt (Tables) Sheet http://www.regencygasservices.com/role/LongTermDebtTables Long-Term Debt (Tables) false false R28.htm 2308301 - Disclosure - Commitments And Contingencies (Tables) Sheet http://www.regencygasservices.com/role/CommitmentsAndContingenciesTables Commitments And Contingencies (Tables) false false R29.htm 2309301 - Disclosure - Series A Preferred Units (Tables) Sheet http://www.regencygasservices.com/role/SeriesPreferredUnitsTables Series A Preferred Units (Tables) false false R30.htm 2310301 - Disclosure - Related Party Transactions (Tables) Sheet http://www.regencygasservices.com/role/RelatedPartyTransactionsTables Related Party Transactions (Tables) false false R31.htm 2311301 - Disclosure - Segment Information (Tables) Sheet http://www.regencygasservices.com/role/SegmentInformationTables Segment Information (Tables) false false R32.htm 2312301 - Disclosure - Equity-Based Compensation (Tables) Sheet http://www.regencygasservices.com/role/EquityBasedCompensationTables Equity-Based Compensation (Tables) false false R33.htm 2313301 - Disclosure - Fair Value Measures (Tables) Sheet http://www.regencygasservices.com/role/FairValueMeasuresTables Fair Value Measures (Tables) false false R34.htm 2401403 - Disclosure - Organization And Summary Of Significant Accounting Policies Narrative (Details) Sheet http://www.regencygasservices.com/role/OrganizationAndSummaryOfSignificantAccountingPoliciesNarrativeDetails Organization And Summary Of Significant Accounting Policies Narrative (Details) false false R35.htm 2401404 - Disclosure - Organization And Summary Of Significant Accounting Policies Combined Information (Details) Sheet http://www.regencygasservices.com/role/OrganizationAndSummaryOfSignificantAccountingPoliciesCombinedInformationDetails Organization And Summary Of Significant Accounting Policies Combined Information (Details) false false R36.htm 2402402 - Disclosure - Partners' Capital and Distributions Narrative (Details) Sheet http://www.regencygasservices.com/role/PartnersCapitalAndDistributionsNarrativeDetails Partners' Capital and Distributions Narrative (Details) false false R37.htm 2402403 - Disclosure - Partners' Capital and Distributions Unit Activity (Details) Sheet http://www.regencygasservices.com/role/PartnersCapitalAndDistributionsUnitActivityDetails Partners' Capital and Distributions Unit Activity (Details) false false R38.htm 2402404 - Disclosure - Partners' Capital and Distributions Quarterly Distributions of Available Cash (Details) Sheet http://www.regencygasservices.com/role/PartnersCapitalAndDistributionsQuarterlyDistributionsOfAvailableCashDetails Partners' Capital and Distributions Quarterly Distributions of Available Cash (Details) false false R39.htm 2403402 - Disclosure - Income (Loss) Per Limited Partner Unit Reconciliation of Numerator and Denominator of Basic and Diluted Earnings Per Common Unit (Details) Sheet http://www.regencygasservices.com/role/IncomeLossPerLimitedPartnerUnitReconciliationOfNumeratorAndDenominatorOfBasicAndDilutedEarningsPerCommonUnitDetails Income (Loss) Per Limited Partner Unit Reconciliation of Numerator and Denominator of Basic and Diluted Earnings Per Common Unit (Details) false false R40.htm 2403403 - Disclosure - Income (Loss) Per Limited Partner Unit Antidilutive Securities Excluded from Computations of Earnings Per Unit (Details) Sheet http://www.regencygasservices.com/role/IncomeLossPerLimitedPartnerUnitAntidilutiveSecuritiesExcludedFromComputationsOfEarningsPerUnitDetails Income (Loss) Per Limited Partner Unit Antidilutive Securities Excluded from Computations of Earnings Per Unit (Details) false false R41.htm 2404402 - Disclosure - Investment In Unconsolidated Affiliates Narrative (Details) Sheet http://www.regencygasservices.com/role/InvestmentInUnconsolidatedAffiliatesNarrativeDetails Investment In Unconsolidated Affiliates Narrative (Details) false false R42.htm 2404403 - Disclosure - Investment In Unconsolidated Affiliates Carrying Value of Unconsolidated Affiliates (Details) Sheet http://www.regencygasservices.com/role/InvestmentInUnconsolidatedAffiliatesCarryingValueOfUnconsolidatedAffiliatesDetails Investment In Unconsolidated Affiliates Carrying Value of Unconsolidated Affiliates (Details) false false R43.htm 2404404 - Disclosure - Investment In Unconsolidated Affiliates Changes In Partnership's Investment (Details) Sheet http://www.regencygasservices.com/role/InvestmentInUnconsolidatedAffiliatesChangesInPartnershipsInvestmentDetails Investment In Unconsolidated Affiliates Changes In Partnership's Investment (Details) false false R44.htm 2404405 - Disclosure - Investment In Unconsolidated Affiliates Selected I/S Data for each of the Unconsolidated Affiliates (Details) Sheet http://www.regencygasservices.com/role/InvestmentInUnconsolidatedAffiliatesSelectedISDataForEachOfUnconsolidatedAffiliatesDetails Investment In Unconsolidated Affiliates Selected I/S Data for each of the Unconsolidated Affiliates (Details) false false R45.htm 2405402 - Disclosure - Derivative Instruments Narrative (Details) Sheet http://www.regencygasservices.com/role/DerivativeInstrumentsNarrativeDetails Derivative Instruments Narrative (Details) false false R46.htm 2405403 - Disclosure - Derivative Instruments Schedule Of Derivative Assets And Liabilities (Details) Sheet http://www.regencygasservices.com/role/DerivativeInstrumentsScheduleOfDerivativeAssetsAndLiabilitiesDetails Derivative Instruments Schedule Of Derivative Assets And Liabilities (Details) false false R47.htm 2405404 - Disclosure - Derivative Instruments I/S Impact of Derivative Instruments (Details) Sheet http://www.regencygasservices.com/role/DerivativeInstrumentsISImpactOfDerivativeInstrumentsDetails Derivative Instruments I/S Impact of Derivative Instruments (Details) false false R48.htm 2406402 - Disclosure - Long-Term Debt Narrative (Details) Sheet http://www.regencygasservices.com/role/LongTermDebtNarrativeDetails Long-Term Debt Narrative (Details) false false R49.htm 2406403 - Disclosure - Long-Term Debt Partnership's Long-Term Debt Schedule (Details) Sheet http://www.regencygasservices.com/role/LongTermDebtPartnershipsLongTermDebtScheduleDetails Long-Term Debt Partnership's Long-Term Debt Schedule (Details) false false R50.htm 2406404 - Disclosure - Long-Term Debt Long-Term Debt Maturities Schedule (Details) Sheet http://www.regencygasservices.com/role/LongTermDebtLongTermDebtMaturitiesScheduleDetails Long-Term Debt Long-Term Debt Maturities Schedule (Details) false false R51.htm 2408402 - Disclosure - Commitments And Contingencies Narrative (Details) Sheet http://www.regencygasservices.com/role/CommitmentsAndContingenciesNarrativeDetails Commitments And Contingencies Narrative (Details) false false R52.htm 2408403 - Disclosure - Commitments And Contingencies Environmental Remediation Schedule (Details) Sheet http://www.regencygasservices.com/role/CommitmentsAndContingenciesEnvironmentalRemediationScheduleDetails Commitments And Contingencies Environmental Remediation Schedule (Details) false false R53.htm 2409402 - Disclosure - Series A Preferred Units Narrative (Details) Sheet http://www.regencygasservices.com/role/SeriesPreferredUnitsNarrativeDetails Series A Preferred Units Narrative (Details) false false R54.htm 2409403 - Disclosure - Series A Preferred Units Reconciliation of Beginning and Ending Balances of Series A Preferred Units (Details) Sheet http://www.regencygasservices.com/role/SeriesPreferredUnitsReconciliationOfBeginningAndEndingBalancesOfSeriesPreferredUnitsDetails Series A Preferred Units Reconciliation of Beginning and Ending Balances of Series A Preferred Units (Details) false false R55.htm 2410402 - Disclosure - Related Party Transactions Narrative (Details) Sheet http://www.regencygasservices.com/role/RelatedPartyTransactionsNarrativeDetails Related Party Transactions Narrative (Details) false false R56.htm 2410403 - Disclosure - Related Party Transactions Related Party Receivables and Payables (Details) Sheet http://www.regencygasservices.com/role/RelatedPartyTransactionsRelatedPartyReceivablesAndPayablesDetails Related Party Transactions Related Party Receivables and Payables (Details) false false R57.htm 2411402 - Disclosure - Segment Information Narrative (Details) Sheet http://www.regencygasservices.com/role/SegmentInformationNarrativeDetails Segment Information Narrative (Details) false false R58.htm 2411403 - Disclosure - Segment Information Operating Results for Each Segment (Details) Sheet http://www.regencygasservices.com/role/SegmentInformationOperatingResultsForEachSegmentDetails Segment Information Operating Results for Each Segment (Details) false false R59.htm 2411404 - Disclosure - Segment Information Reconciliation of Total Segment Margin to Income (Loss) Before Income Taxes (Details) Sheet http://www.regencygasservices.com/role/SegmentInformationReconciliationOfTotalSegmentMarginToIncomeLossBeforeIncomeTaxesDetails Segment Information Reconciliation of Total Segment Margin to Income (Loss) Before Income Taxes (Details) false false R60.htm 2411405 - Disclosure - Segment Information Total Segment Assets (Details) Sheet http://www.regencygasservices.com/role/SegmentInformationTotalSegmentAssetsDetails Segment Information Total Segment Assets (Details) false false R61.htm 2411406 - Disclosure - Segment Information Investment in Unconsolidated Affiliates (Details) Sheet http://www.regencygasservices.com/role/SegmentInformationInvestmentInUnconsolidatedAffiliatesDetails Segment Information Investment in Unconsolidated Affiliates (Details) false false R62.htm 2412402 - Disclosure - Equity-Based Compensation Narrative (Details) Sheet http://www.regencygasservices.com/role/EquityBasedCompensationNarrativeDetails Equity-Based Compensation Narrative (Details) false false R63.htm 2412403 - Disclosure - Equity-Based Compensation Phantom Units Activity (Details) Sheet http://www.regencygasservices.com/role/EquityBasedCompensationPhantomUnitsActivityDetails Equity-Based Compensation Phantom Units Activity (Details) false false R64.htm 2413402 - Disclosure - Fair Value Measures Narrative (Details) Sheet http://www.regencygasservices.com/role/FairValueMeasuresNarrativeDetails Fair Value Measures Narrative (Details) false false R65.htm 2413403 - Disclosure - Fair Value Measures FV of Partnership's Derivative Assets And Liabilities (Details) Sheet http://www.regencygasservices.com/role/FairValueMeasuresFvOfPartnershipsDerivativeAssetsAndLiabilitiesDetails Fair Value Measures FV of Partnership's Derivative Assets And Liabilities (Details) false false R66.htm 2413404 - Disclosure - Fair Value Measures Significant Unobservable Inputs for FV Estimation of Embedded Derivatives (Details) Sheet http://www.regencygasservices.com/role/FairValueMeasuresSignificantUnobservableInputsForFvEstimationOfEmbeddedDerivativesDetails Fair Value Measures Significant Unobservable Inputs for FV Estimation of Embedded Derivatives (Details) false false R67.htm 2413405 - Disclosure - Fair Value Measures Valuation Changes in Level 3 Derivatives (Details) Sheet http://www.regencygasservices.com/role/FairValueMeasuresValuationChangesInLevel3DerivativesDetails Fair Value Measures Valuation Changes in Level 3 Derivatives (Details) false false All Reports Book All Reports Element rgp_SeniorNoteRedemptionPercentage had a mix of decimals attribute values: 0 2. Element us-gaap_DistributionsPerLimitedPartnershipUnitOutstanding had a mix of decimals attribute values: 2 3. Element us-gaap_EquityMethodInvestmentOwnershipPercentage had a mix of decimals attribute values: 2 4. Element us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity had a mix of decimals attribute values: -8 -6. 'Monetary' elements on report '2401403 - Disclosure - Organization And Summary Of Significant Accounting Policies Narrative (Details)' had a mix of different decimal attribute values. 'Monetary' elements on report '2409402 - Disclosure - Series A Preferred Units Narrative (Details)' had a mix of different decimal attribute values. 'Monetary' elements on report '2413402 - Disclosure - Fair Value Measures Narrative (Details)' had a mix of different decimal attribute values. Process Flow-Through: 1001000 - Statement - Condensed Consolidated Balance Sheets Process Flow-Through: Removing column 'Jun. 30, 2012' Process Flow-Through: Removing column 'Dec. 31, 2011' Process Flow-Through: 1001501 - Statement - Condensed Consolidated Balance Sheets Balance Sheet (Paranthetical) Process Flow-Through: 1002000 - Statement - Condensed Consolidated Statements Of Operations Process Flow-Through: Removing column '3 Months Ended Jun. 30, 2013' Process Flow-Through: Removing column '3 Months Ended Mar. 31, 2013' Process Flow-Through: Removing column '3 Months Ended Dec. 31, 2012' Process Flow-Through: 1002501 - Statement - Condensed Consolidated Statements Of Operations Statements of Operations (Paranthetical) Process Flow-Through: 1003000 - Statement - Condensed Consolidated Statements Of Comprehensive Income Process Flow-Through: 1004000 - Statement - Condensed Consolidated Statements Of Cash Flows rgp-20130930.xml rgp-20130930.xsd rgp-20130930_cal.xml rgp-20130930_def.xml rgp-20130930_lab.xml rgp-20130930_pre.xml true true